1997 <br/><br/>
Tutorial on power system grounding practices held between 13-14 August 1997 at CPRI., Bangalore. 

 - Bangalore  Central power research institute  1997 
 - 149 
<br/><br/> Received from R Gavirangappa 
<br/><br/><label>Universal Decimal Class. No.: </label>621.31  / CPRI.97